functional magnetic resonance imaging human 75 male 63 female 62 controlled study 58 adult 56 Article 50 clinical article 41 functional connectivity 38 human experiment 31 article 27 fMRI 22 brain region 17 brain function 15 insula 15 nerve cell network 13 aged 12 major clinical study 12 neuroimaging 12 normal human 12 default mode network 10 hippocampus 10 executive function 9 precuneus 9 caudate nucleus 8 cerebellum 8 cognition 8 inferior frontal gyrus 8 middle temporal gyrus 8 posterior cingulate 8